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公开(公告)号:US2954732A
公开(公告)日:1960-10-04
申请号:US66924157
申请日:1957-07-01
Applicant: DAYSTROM INC
Inventor: GONZENBACH KURT E
IPC: B41J27/10
CPC classification number: B41J27/10
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公开(公告)号:US2954268A
公开(公告)日:1960-09-27
申请号:US62507556
申请日:1956-11-29
Applicant: DAYSTROM INC
Inventor: JOSEPH PIGNONE
IPC: G01D15/24
CPC classification number: G01D15/24
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公开(公告)号:US2934735A
公开(公告)日:1960-04-26
申请号:US67337457
申请日:1957-07-22
Applicant: DAYSTROM INC
Inventor: JOSEPH PIGNONE
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公开(公告)号:US2918820A
公开(公告)日:1959-12-29
申请号:US60257456
申请日:1956-08-07
Applicant: DAYSTROM INC
Inventor: BARTON WEBLEY E
CPC classification number: G01K5/68 , H01H37/56 , Y10T428/125
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公开(公告)号:US2906951A
公开(公告)日:1959-09-29
申请号:US50055055
申请日:1955-04-11
Applicant: DAYSTROM INC
Inventor: BLERKOM LEOPOLD R VAN
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公开(公告)号:US2906937A
公开(公告)日:1959-09-29
申请号:US63020056
申请日:1956-12-24
Applicant: DAYSTROM INC
Inventor: ERNST UMRATH
IPC: H02P3/14
CPC classification number: H02P3/14
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公开(公告)号:US2902648A
公开(公告)日:1959-09-01
申请号:US46292854
申请日:1954-10-18
Applicant: DAYSTROM INC
Inventor: LANGFORD ROBERT C , STUART DAVIS ERWIN
IPC: G01R23/00
CPC classification number: G01R23/00
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公开(公告)号:US2901704A
公开(公告)日:1959-08-25
申请号:US46819254
申请日:1954-11-12
Applicant: DAYSTROM INC
Inventor: LAMB FRANCIS X
IPC: G01R11/02
CPC classification number: G01R11/02
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19.Combination spring abutment and pointer-securing means for electrical instruments 失效
Title translation: 用于电气仪器的组合弹簧基座和指针固定装置公开(公告)号:US2890416A
公开(公告)日:1959-06-09
申请号:US54889255
申请日:1955-11-25
Applicant: DAYSTROM INC
Inventor: WALKER ROBERT D
IPC: G01R11/02
CPC classification number: G01R11/02 , Y10S411/918
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公开(公告)号:US2886759A
公开(公告)日:1959-05-12
申请号:US38257553
申请日:1953-09-28
Applicant: DAYSTROM INC
Inventor: ERNST UMRATH
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